<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width,initial-scale=1.0">
    <title>myweb</title>
    <style>
      body{
        background-image: url("static/img/bg2.jpg");
        background-size: cover;
        background-repeat: no-repeat
      }
    </style>
  </head>
  <body >
    <div id="app"></div>
  </body>
</html>
